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Product Manual - Hawk 2LP Family SCSI-2 (Volume 1), Rev. F 27
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8.0

Media characteristics

8.1

Media description

The media used on the drive has a diameter of approximately 3.7 inches (95 mm). The aluminum substrate
is coated with a thin film magnetic material, overcoated with a proprietary protective layer for improved durability
and environmental protection.

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Summary of Contents for ST32430N

Page 1: ...HAWK 2LP Family Product Manual Volume 1 ST31230N ND ST32430N ND...

Page 2: ......

Page 3: ...HAWK 2LP Family Product Manual Volume 1 ST32430N ND ST31230N ND...

Page 4: ...chnology Inc HawkTM SeaFAXTM SeaFoneTM SeaTDDTM and SeaBOARDTM are trademarks of Seagate Technology Inc Other product names are registered trademarks or trademarks of their own Seagate reserves the ri...

Page 5: ...Metzner B PLD 86170 10 24 94 D Ashby v 12 13 37 through 41 C PLD 86221 12 15 94 D Ashby v 24 and 59 Gordon Douglas D PLD 86577 08 30 95 D Ashby v and 33 E PLD 86717 1 24 96 D Ashby v vi and 2 F PLD 86...

Page 6: ...user 8 5 2 1 Access time 8 5 2 2 Format drive command execution time 9 5 2 3 Read data command execution time 9 5 2 4 Write data command execution time 9 5 3 Generalized performance characteristics 10...

Page 7: ...on 27 9 0 Defect and error management 28 9 1 Drive internal defects errors 28 9 2 SCSI systems error considerations 28 10 0 Option configuration headers 29 10 1 Drive ID Option select header 29 10 2 G...

Page 8: ...______________________________________________________________ 12 0 Options 55 12 1 Front panel 55 12 2 Single unit shipping pack 55 12 3 Installation manual 55 13 0 Accessories 56 13 1 Front panel ki...

Page 9: ...Seagate SCSI Interface Manual 77738479 andtheANSISCSI 2 SCSI 3standards TheHawk2LPfamilydrivesareclassifiedas Intelligent peripherals The Hawk 2LP Family provides Level 2 conformance highest level wi...

Page 10: ...es reasonable shielding As such the drive is capable of meeting the Class B limits of the FCC Rules and Regulations of the Canadian Department of Communication However it is the users responsibility t...

Page 11: ...he Head Disc HDA through a nonreplaceable filter to maintain a contamination free head disc environment RefertoFigure3 0 1anexplodedviewofthedrive NEVERdisassembletheHead DiscAssembly HDA This explode...

Page 12: ...4 Product Manual Hawk 2LP Family SCSI 2 Volume 1 Rev F _____________________________________________________________________________________ Figure 3 0 1 Hawk 2LP family drive...

Page 13: ...aintenance or adjustment required Dedicated head landing zone Automatic shipping lock Automatic Adaptive Thermal Compensation Patented Tri phase Servo with embedded Grey Code Track Address to guarante...

Page 14: ...cheme selected See Mode Select Command and Format Command in the SCSI Interface Product Manual P N 77738479 2 All spare sectors are on one track 3 Spare cylinders are on the two inner tracks The stand...

Page 15: ...ator or host equipment manufacturer If the drive is attached to a bus that contains other devices and the new drive is not attached to the end of the bus the Terminator Enable jumper TE should be remo...

Page 16: ...4200 TPI Servo Heads 1 1 Internal Data Rate 35 8 62 2 33 9 56 7 Mbits sec variable with zone Disc Rotational Speed 5411 0 5 5411 0 5 r min Average Rotational Latency 5 54 5 54 ms Rounded off values 5...

Page 17: ...Single Sector Read and Transfer of data to Host time from receipt of last byte of the CDB to the request for a status byte transfer to Host 7 1 Typical Zero Stroke Seek 7 42 ms 3 2 Typical Average Se...

Page 18: ...s sec 3 3 MBytes sec Maximum Average 3 1 MBytes sec 2 4 MBytes sec The remainder of the specifications of section 5 3 apply to all Hawk 2LP models Sector Sizes 512 byte user data blocks default Variab...

Page 19: ...hese timed calibrations the firmware alternates between the inner and outer diameter calibration tracks For example all heads are calibrated on the inner track then 10 minutes later all heads are cali...

Page 20: ...he drive can be used as storage space for cache operations The buffer can be divided into logical segments Mode Select Page 08h byte 13 from which data is read and to which data is written The drive m...

Page 21: ...Prefetch operation If the Prefetch feature is enabled data in contiguous logical blocks on the disc immediately beyond that which was requested by a Read command can be retrieved and stored in the bu...

Page 22: ...ing to do with whether or not read and write caching is enabled or disabled When a write command is issued the cache is first checked to see if any logical blocks that are to be written are already st...

Page 23: ...e Section 7 2 b The drive has been formatted with the SCSI FORMAT commands c Errors caused by media defects or host system failures are excluded from error rate computations Refer to Paragraph 8 0 Med...

Page 24: ...or 15h is reported with a Medium 3h or Hardware error 4h reported in the Sense Key This is an unrecoverable seek error Unrecoverable seek errors are classified as failures for MTBF calculations Ref se...

Page 25: ...date of shipment to customer and continuing for a period of five years Seagate warrants that each product including components and subassemblies or spare part that fails to function properly under nor...

Page 26: ...re 7 2 2 1 3 This condition occurs when the Motor Start Option is enabled and the drive has not yet received a Start Motor command 4 See paragraph 7 2 1 Conducted Noise Immunity 5 Peaks of 0 90 A nomi...

Page 27: ...wer is applied to the drive T1 Controller self tests are performed T2 Spindle begins to accelerate under current limiting after performing drive internal diagnostics See Note 1 of Table 7 2 1 T3 The s...

Page 28: ...are not exceeded Air flow may be needed to achieve these temperature values Operation at case temperatures above these values may adversely affect the drives ability to meet specifications The MTBF s...

Page 29: ...es below assume that no condensation on the drive occurs a Operating 8 to 80 relative humidity with a maximum gradient of 10 per hour b Non Operating 5 to 95 relative humidity S E A G A T E Model ST32...

Page 30: ...st the LED may be up or down 7 4 4 1 Shock a Operating The drive as installed for normal operation shall operate error free while subjected to intermittent shock not exceeding 10 g s at a maximum dura...

Page 31: ...I 2 Volume 1 Rev F 23 _____________________________________________________________________________________ Figure 7 4 4 1 Recommended mounting S E A G A T E S E A G A T E Z Y X Z Y X A B A1 B1 A B A1...

Page 32: ...ntegrated drives The drive shall not incur physical damage or degraded performance as a result of continuous vibration not exceeding 5 22 Hz 0 081 inches 2 05 mm displacement 22 400 Hz 2 00 g Vibratio...

Page 33: ...ide 6 32 UNC Max screw length into side of drive 0 15 in 3 81 mm Screw tightening torque 6 0 in lb 675 NM max with minimum thread engagement of 0 12 in 3 05 mm 2 Mounting holes four on bottom 6 32 UNC...

Page 34: ...ake sure adequate air circulation is present around the PCBs to meet the requirements of 7 4 1 Cables should be routed such that they do not block cooling air flow 7 6 3 Drive mounting When mounting t...

Page 35: ..._______________________________ 8 0 Media characteristics 8 1 Media description The media used on the drive has a diameter of approximately 3 7 inches 95 mm The aluminum substrate iscoatedwithathinfil...

Page 36: ...ction 5 2 1 2 in SCSI Interface Product Manual Data correction by ECC will be applied to recover data from additional flaws if they occur Details of the SCSI commands supported by the drive are descri...

Page 37: ...ard OEM units are configuredwhenshippedfromfactory Off meansnojumperisinstalled On meansajumperisinstalled Off or on underlined is factory default condition 2 ND models do not have terminators on the...

Page 38: ...ved from host Delayed start feature is overridden and does not apply when ME jumper is installed WP On Entire drive is write protected Off Drive is not write protected Default is no WP jumper installe...

Page 39: ...be used to select drive ID Both should not be used at the same time because at some future time when the ID is changed the user could fail to configure both J5 and J6 the same Default is ID 0 LED No...

Page 40: ...awk 2LP family drives Msg Supported by Code SCSI 1 SCSI 2 3 Message Name 01h 1 Y Y Extended Messages 06h Y Y Abort 0Dh Y Y Abort tag 0Ch Y Y Bus device reset 0Eh Y Y Clear queue 00h Y Y Command comple...

Page 41: ...r supported 04h Y Y Format unit 1 N N Block format Y Y Bytes from index format Y Y Physical sector format N N DPRY bit supported 07h Y Y Reassign blocks 08h Y Y Read 0Ah Y Y Write 0Bh Y Y Seek 12h Y Y...

Page 42: ...Y Y Write extended 2Bh Y Y Seek extended 2Eh Y Y Write and verify 2Fh Y Y Verify 30h N N Search data high 31h N N Search data equal 32h N N Search data low 33h N N Set limits 34h N N Prefetch 35h Y Y...

Page 43: ...k 2LP Family drives can be changed between these two configurations Default is 02 01 means response data is in SCSI 1 format and has compatibility with Common Command Set data 02 means response data i...

Page 44: ...ding bit a zero allows no change For example in Table 11 3 2 1 refer to Mode page 01 in the first row entitled CHG These are hex numbers representing the changeable values for Mode page 01 Note in col...

Page 45: ...1 12 13 14 15 16 17 18 19 20 21 22 23 Mode Sense 63 00 10 08 Data 00 00 00 00 00 00 02 00 Mode MODE PAGE HEADERS AND PARAMETER DATA BYTES Page 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18...

Page 46: ...13 14 15 16 17 18 19 20 21 22 23 DEF 01 81 06 00 28 30 00 00 FF CHG 01 00 00 EF FF 00 00 00 00 DEF 02 82 0A 80 80 00 0A 00 00 00 00 00 00 CHG 02 00 00 FF FF 00 00 00 00 00 00 00 00 DEF 03 83 16 00 05...

Page 47: ...00 00 00 DEF 02 82 0E 80 80 00 0A 00 00 00 00 00 00 00 00 00 00 CHG 02 00 00 FF FF 00 00 00 00 00 00 00 00 80 00 00 00 DEF 03 83 16 00 09 00 08 00 00 00 12 00 75 02 00 00 01 00 0C 00 19 40 00 00 00 CH...

Page 48: ...DEF 02 82 0E 80 80 00 0A 00 00 00 00 00 00 00 00 00 00 CHG 02 00 00 FF FF 00 00 00 00 00 00 00 00 80 00 00 00 DEF 03 83 16 00 05 00 05 00 00 00 0A 00 68 02 00 00 01 00 0A 00 15 40 00 00 00 CHG 03 00...

Page 49: ...Data Transfer Y Y Synchronous Data Transfer N N Synchronized locked Spindle Operation Y Y Differential Interface Circuits available Y Y Segmented Caching N N Zero Latency Read Y Y Queue tagging up to...

Page 50: ...M Decimal Transfer period M times 4 nanoseconds 25 100 31 124 37 150 50 200 62 250 75 300 87 350 100 400 11 5 2 REQ ACK offset The maximum value supported by the Hawk 2LP Family drives for REQ ACK of...

Page 51: ...Rev F 43 ___________________________________________________________________________________________ Figure 11 6 1 Physical interface J1 4 3 2 1 Pin 1 2 3 4 Power 12V 12V ret 5V ret 5V Pin 1 SCSI I O...

Page 52: ...all SCSI devices The drive may be daisy chained only with SCSI devices having the same type drivers and receivers Devices having single ended interface circuits cannot be on the same daisy chain with...

Page 53: ...ble or 25 twisted pair cable shall be used A minimum conductor size of 28 AWG should be used to minimize noise effects Suggested nonshielded flat cable part numbers are Flat cable 35M 3365 50 Twisted...

Page 54: ...connector 1 2 3 4 100 2 54 D 010 Typ 045 1 14 C 010 B Ref A 010 834 010 21 18 Min Typ 3 051 1 30 16 4 06 100 2 54 025 64 Sq Contact 50 Places C L 040 1 02 Ref 335 010 8 50 001 002 Dia 083 2 1 Trifurca...

Page 55: ...ector N models Signal Pin Number Signal Pin Number DB 0 2 GROUND 30 DB 1 4 ATN 32 DB 2 6 GROUND 34 DB 3 8 BSY 36 DB 4 10 ACK 38 DB 5 12 RST 40 DB 6 14 MSG 42 DB 7 16 SEL 44 DB P 18 C D 46 GROUND 20 RE...

Page 56: ...D DB 0 3 4 DB 0 DB 1 5 6 DB 1 DB 2 7 8 DB 2 DB 3 9 10 DB 3 DB 4 11 12 DB 4 DB 5 13 14 DB 5 DB 6 15 16 DB 6 DB 7 17 18 DB 7 DB P 19 20 DB P DIFFSENS 21 22 GROUND GROUND 23 24 GROUND TERMPWR 25 26 TERMP...

Page 57: ...nded drivers and receivers typical circuits are shown in Figure 11 6 4 1 Terminator circuits Note 1 are to be enabled model N only when the disc drive is first or last in the daisy chain Transmitter C...

Page 58: ...l interface drives shall have the following output characteristics when measured at the disc drive SCSI connector Low level output voltage 2 0 V maximum at Low level output current 55 milliamps High l...

Page 59: ...Arrangements for connecting terminator power to the terminators must be made by the systems designer As a help drive 5 V power is made available on SCSI bus pin 26 N and ND models for powering extern...

Page 60: ...ns with single ended N models especially if the bus will be operated at transfer rates above 5 Mbytes sec The N model provides on board active termination that can be disabled by removal of the enable...

Page 61: ...Disconnect MSG to Bus Free T10 4 5 6 14 0 52 s Disconnect to Arbitration for Reselect T11 4 5 6 Command Dependent This measures disconnected CMD overhead Target win Arbitration for Reselect T12 4 5 7...

Page 62: ...10 s Next Data Out Byte Access parameter T27 4 5 13 0 10 s Data In Byte Transfer media 2 T28 4 5 12 0 05 Data Out Byte Transfer media 2 T29 4 5 13 0 05 Next Data In Byte access media 2 T30 4 5 12 0 1...

Page 63: ...normally shipped in bulk packaging to provide maximum protection against transit damage Units shipped individually require additional protection as provided by the single unit shipping pack Users plan...

Page 64: ...___ 13 0 Accessories All accessories are designed for implementation by the customer 13 1 Front panel kit Same as 12 1 but includes all mounting hardware to support field installation 13 2 Additional...

Page 65: ...hold Technical support specialists are available to answer questions from 8 00 AM to 5 00 PM PST Monday through Friday Recordings are accessible 24 hours a day 7 days a week SeaTDD telephone number 4...

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Page 68: ...Seagate Technology Inc 920 Disc Drive Scotts Valley California 95066 4544 USA Publication Number 77767471 Revision F Printed in USA...

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